Home / 697,469,659.35-1,046,204,490.56-288,525,809.85

Finding the Fourth Proportional to 697,469,659.35, 1,046,204,490.56 and 288,525,809.85

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Solution

The fourth proportional to 697,469,659.35, 1,046,204,490.56 and 288,525,809.85 is: 432,788,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,469,659.35 : 1,046,204,490.56 = 288,525,809.85 : x
  2. Step 2: Convert to fraction form
    697,469,659.35/1,046,204,490.56 = 288,525,809.85/x
  3. Step 3: Cross multiply
    697,469,659.35x = 1,046,204,490.56 × 288,525,809.85
  4. Step 4: Simplify right side
    697,469,659.35x = 301,856,997,904,830,784
  5. Step 5: Solve for x
    x = 301,856,997,904,830,784/697,469,659.35
  6. Step 6: Final answer
    x = 432,788,715.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.